发明名称 Electrical power meter box locks
摘要 A lock for electrical power meter boxes has a solid rod with a flared head to engage spring steel blades to lock it. The lock has a spring loaded sleeve within a housing, which can be permanently mounted either inside or outside a meter box. The spring loaded sleeve is maneuverable by an unlocking tool to open and release the spring sheet blades from the locked position.
申请公布号 US5077993(A) 申请公布日期 1992.01.07
申请号 US19900561953 申请日期 1990.08.02
申请人 HOUSTON INDUSTRIES INCORPORATED 发明人 BLAIR, RICHARD W.;GRANT, JACK R.
分类号 E05B15/14;E05B35/00;E05B63/06;E05B65/00;E05C19/06 主分类号 E05B15/14
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